/* ==========================================================================
   SecurApp Design System — Layout System (layout.css)
   Mobile-first: base styles = mobile, scale up via min-width breakpoints
   Breakpoints: 640px (tablet) · 1024px (desktop) · 1440px (wide)
   ========================================================================== */


/* --------------------------------------------------------------------------
   1. CONTAINER
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.container--wide {
  max-width: var(--container-wide);
}

/* Responsive container padding — scale up from mobile base */
@media (min-width: 640px) {
  .container {
    padding-inline: var(--space-8);
  }
}

@media (min-width: 1024px) {
  .container {
    padding-inline: var(--space-12);
  }
}

@media (min-width: 1440px) {
  .container {
    padding-inline: var(--space-16);
  }
}


/* --------------------------------------------------------------------------
   2. SECTION
   -------------------------------------------------------------------------- */
.section {
  position: relative;
  width: 100%;
  padding-block: var(--space-16);
  overflow: hidden;
}

.section--sm {
  padding-block: var(--space-10);
}

.section--lg {
  padding-block: var(--space-20);
}

.section--xl {
  padding-block: var(--space-24);
}

.section--no-top {
  padding-top: 0;
}

.section--no-bottom {
  padding-bottom: 0;
}

/* Responsive section padding — scale up from mobile base */
@media (min-width: 640px) {
  .section {
    padding-block: var(--space-20);
  }

  .section--lg {
    padding-block: var(--space-24);
  }

  .section--xl {
    padding-block: var(--space-32);
  }
}

@media (min-width: 1024px) {
  .section {
    padding-block: var(--space-24);
  }

  .section--lg {
    padding-block: var(--space-32);
  }
}

/* --- Section theme variants (backgrounds set via variables.css) --------- */
.section--dark {
  background-color: var(--bg-primary);
}

.section--light {
  background-color: var(--bg-primary);
}

.section--secondary {
  background-color: var(--bg-secondary);
}

.section--tertiary {
  background-color: var(--bg-tertiary);
}


/* --------------------------------------------------------------------------
   3. GRID SYSTEM
   -------------------------------------------------------------------------- */
.grid {
  display: grid;
  gap: var(--space-6);
}

/* Base column definitions — mobile defaults to 1 column */
.grid-cols-1 { grid-template-columns: 1fr; }
.grid-cols-2 { grid-template-columns: 1fr; }
.grid-cols-3 { grid-template-columns: 1fr; }
.grid-cols-4 { grid-template-columns: 1fr; }
.grid-cols-5 { grid-template-columns: 1fr; }
.grid-cols-6 { grid-template-columns: 1fr; }

/* Auto-fill / auto-fit — 1 column on mobile, intrinsic sizing from tablet up */
.grid-auto-fill {
  grid-template-columns: 1fr;
}

.grid-auto-fit {
  grid-template-columns: 1fr;
}

/* Gap variants */
.grid--gap-sm { gap: var(--space-3); }
.grid--gap-md { gap: var(--space-6); }
.grid--gap-lg { gap: var(--space-8); }
.grid--gap-xl { gap: var(--space-12); }

/* Alignment */
.grid--center       { align-items: center; justify-items: center; }
.grid--start        { align-items: start; }
.grid--end          { align-items: end; }
.grid--stretch      { align-items: stretch; }

/* Responsive grid — scale up from 1 column (mobile base) */

/* Tablet (640px+): 2-column grids activate, larger grids get intermediate columns */
@media (min-width: 640px) {
  .grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-cols-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-cols-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-cols-5 { grid-template-columns: repeat(3, 1fr); }
  .grid-cols-6 { grid-template-columns: repeat(3, 1fr); }

  .grid-auto-fill {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }

  .grid-auto-fit {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

/* Desktop (1024px+): all grids reach their declared column count */
@media (min-width: 1024px) {
  .grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
  .grid-cols-5 { grid-template-columns: repeat(5, 1fr); }
  .grid-cols-6 { grid-template-columns: repeat(6, 1fr); }
}

/* Tablet-up explicit overrides */
@media (min-width: 640px) {
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .sm\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
  .sm\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
}

/* Desktop-up explicit overrides */
@media (min-width: 1024px) {
  .md\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
  .md\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
  .md\:grid-cols-5 { grid-template-columns: repeat(5, 1fr); }
  .md\:grid-cols-6 { grid-template-columns: repeat(6, 1fr); }
}

/* Wide explicit overrides */
@media (min-width: 1440px) {
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
  .lg\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
  .lg\:grid-cols-5 { grid-template-columns: repeat(5, 1fr); }
  .lg\:grid-cols-6 { grid-template-columns: repeat(6, 1fr); }
}


/* --------------------------------------------------------------------------
   4. FLEXBOX UTILITIES
   -------------------------------------------------------------------------- */
.flex            { display: flex; }
.flex-inline     { display: inline-flex; }
.flex-wrap       { flex-wrap: wrap; }
.flex-nowrap     { flex-wrap: nowrap; }

/* Direction */
.flex-row        { flex-direction: row; }
.flex-col        { flex-direction: column; }
.flex-row-reverse  { flex-direction: row-reverse; }
.flex-col-reverse  { flex-direction: column-reverse; }

/* Justify */
.justify-start   { justify-content: flex-start; }
.justify-center  { justify-content: center; }
.justify-end     { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around  { justify-content: space-around; }
.justify-evenly  { justify-content: space-evenly; }

/* Align items */
.items-start     { align-items: flex-start; }
.items-center    { align-items: center; }
.items-end       { align-items: flex-end; }
.items-baseline  { align-items: baseline; }
.items-stretch   { align-items: stretch; }

/* Align self */
.self-start      { align-self: flex-start; }
.self-center     { align-self: center; }
.self-end        { align-self: flex-end; }
.self-stretch    { align-self: stretch; }

/* Flex children */
.flex-1          { flex: 1 1 0%; }
.flex-auto       { flex: 1 1 auto; }
.flex-none       { flex: none; }
.flex-grow       { flex-grow: 1; }
.flex-shrink-0   { flex-shrink: 0; }

/* Gap shortcuts */
.gap-1  { gap: var(--space-1); }
.gap-2  { gap: var(--space-2); }
.gap-3  { gap: var(--space-3); }
.gap-4  { gap: var(--space-4); }
.gap-6  { gap: var(--space-6); }
.gap-8  { gap: var(--space-8); }
.gap-10 { gap: var(--space-10); }
.gap-12 { gap: var(--space-12); }
.gap-16 { gap: var(--space-16); }


/* --------------------------------------------------------------------------
   5. LAYOUT PATTERNS
   -------------------------------------------------------------------------- */

/* Two-column split (text + visual) */
.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 1024px) {
  .split {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }

  .split--reverse {
    direction: rtl;
  }

  .split--reverse > * {
    direction: ltr;
  }
}

/* Centered content block */
.text-center-block {
  max-width: var(--container-narrow);
  margin-inline: auto;
  text-align: center;
}

/* Stack — vertical spacing between children */
.stack > * + * {
  margin-top: var(--space-4);
}

.stack--sm > * + * { margin-top: var(--space-2); }
.stack--md > * + * { margin-top: var(--space-6); }
.stack--lg > * + * { margin-top: var(--space-8); }
.stack--xl > * + * { margin-top: var(--space-12); }


/* --------------------------------------------------------------------------
   6. RESPONSIVE VISIBILITY
   -------------------------------------------------------------------------- */

/* Show only on mobile (hidden from desktop up) */
.mobile-only {
  display: block;
}

/* Show only on desktop (hidden on mobile, revealed at 1024px+) */
.desktop-only {
  display: none;
}

@media (min-width: 1024px) {
  .mobile-only {
    display: none;
  }

  .desktop-only {
    display: block;
  }
}

/* Responsive text alignment — base (mobile) */
.text-left       { text-align: left; }
.text-center     { text-align: center; }
.text-right      { text-align: right; }

/* sm: prefix — applies from mobile base, overridden by larger breakpoints */
.sm\:text-center { text-align: center; }
.sm\:text-left   { text-align: left; }

/* md: prefix — applies from desktop (1024px) up */
@media (min-width: 1024px) {
  .md\:text-left   { text-align: left; }
  .md\:text-center { text-align: center; }
  .md\:text-right  { text-align: right; }
}


/* --------------------------------------------------------------------------
   7. POSITION UTILITIES
   -------------------------------------------------------------------------- */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed    { position: fixed; }
.sticky   { position: sticky; top: 0; }

.inset-0  { inset: 0; }
.top-0    { top: 0; }
.right-0  { right: 0; }
.bottom-0 { bottom: 0; }
.left-0   { left: 0; }

/* Full-width/height */
.w-full   { width: 100%; }
.h-full   { height: 100%; }
.min-h-screen { min-height: 100vh; min-height: 100dvh; }

/* Overflow */
.overflow-hidden  { overflow: hidden; }
.overflow-auto    { overflow: auto; }
.overflow-x-auto  { overflow-x: auto; }